Cas no 34490-96-5 ((1E)-1-(hydroxyimino)butan-2-one)

(1E)-1-(hydroxyimino)butan-2-one structure
34490-96-5 structure
Product Name:(1E)-1-(hydroxyimino)butan-2-one
CAS No:34490-96-5
MF:C4H7NO2
MW:101.103881120682
CID:1462861
PubChem ID:6399233
Update Time:2025-04-20

(1E)-1-(hydroxyimino)butan-2-one Chemical and Physical Properties

Names and Identifiers

    • (1E)-1-(hydroxyimino)butan-2-one
    • 2-Butanone, 1-hydroxyimino-
    • Butanal, 2-oxo-, 1-oxime, (1E)-
    • DTXSID501315162
    • oximinobutanone
    • 2-Oxobutanal 1-oxime
    • NDQMJZCPBOBKQB-UHFFFAOYSA-N
    • 90656-59-0
    • 34490-96-5
    • 2-oxo-butyraldehyde oxime
    • Inchi: 1S/C4H7NO2/c1-2-4(6)3-5-7/h3,7H,2H2,1H3
    • InChI Key: NDQMJZCPBOBKQB-UHFFFAOYSA-N
    • SMILES: O=C(C=NO)CC

Computed Properties

  • Exact Mass: 101.04771
  • Monoisotopic Mass: 101.047678
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 1
  • Hydrogen Bond Acceptor Count: 3
  • Heavy Atom Count: 7
  • Rotatable Bond Count: 2
  • Complexity: 87.7
  • Covalently-Bonded Unit Count: 1
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 1
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 49.7
  • XLogP3: 0.9

Experimental Properties

  • Density: 1.066
  • Boiling Point: 204.069°C at 760 mmHg
  • Flash Point: 77.218°C
  • Refractive Index: 1.451
  • PSA: 49.66
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